Home / 45,805,621.80-68,708,432.70-40,783,504.35

Finding the Fourth Proportional to 45,805,621.80, 68,708,432.70 and 40,783,504.35

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Solution

The fourth proportional to 45,805,621.80, 68,708,432.70 and 40,783,504.35 is: 61,175,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,805,621.80 : 68,708,432.70 = 40,783,504.35 : x
  2. Step 2: Convert to fraction form
    45,805,621.80/68,708,432.70 = 40,783,504.35/x
  3. Step 3: Cross multiply
    45,805,621.80x = 68,708,432.70 × 40,783,504.35
  4. Step 4: Simplify right side
    45,805,621.80x = 2,802,170,663,902,132.50
  5. Step 5: Solve for x
    x = 2,802,170,663,902,132.50/45,805,621.80
  6. Step 6: Final answer
    x = 61,175,256.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.